CNN's David Mattingly reported from Suwanee, and Greg Botelho wrote this story from Atlanta.

CNN: SHARE THIS

Wednesday to a residence in Suwanee, Georgia, "for some type of medical call, " Gwinnett County police spokesman Ed Ritter said.

CNN: SHARE THIS

Suwanee, Georgia (CNN) -- A gunman who took several suburban Atlanta firefighters hostage on Wednesday is dead after law enforcement officers raided the home where he was holed up with his captives, police said.

CNN: SHARE THIS

Suwanee, Georgia, November 6, 2012 - Hisense USA today unveiled its top-of-the-line 3D Smart TV, the XT880, with native 2160p Ultra High Definition (UHD) resolution for stunning picture quality and beautifully realistic, natural motion.

ENGADGET: Hisense jumps into 4K TVs with the XT880, promises Android 4.0 and a sane size

As the Suwanee Quintet sang gospel tunes, Brown -- decked out in a black leather jacket with stars and stripes down the sleeves -- grabbed the microphone and added his signature screech to applause from the crowd.

CNN: Showbuzz